(rsa_private_key_prepare): Renamed functions.

* rsa.c (rsa_public_key_init, rsa_public_key_clear)
(rsa_public_key_prepare): Renamed functions.

Rev: src/nettle/NEWS:1.9
Rev: src/nettle/rsa-sign.c:1.2
Rev: src/nettle/rsa.c:1.11
Rev: src/nettle/rsa.h:1.19

Rev: src/nettle/ChangeLog:1.117
Rev: src/nettle/NEWS:1.8

Rev: src/nettle/NEWS:1.7

Rev: src/nettle/ChangeLog:1.61
Rev: src/nettle/NEWS:1.6
Rev: src/nettle/TODO:1.3

Rev: src/nettle/ChangeLog:1.58
Rev: src/nettle/NEWS:1.5
Rev: src/nettle/base64-meta.c:1.2
Rev: src/nettle/base64.h:1.2
Rev: src/nettle/sha1.c:1.7
Rev: src/nettle/testsuite/.cvsignore:1.16

Rev: src/nettle/NEWS:1.4

Rev: src/nettle/ChangeLog:1.28
Rev: src/nettle/NEWS:1.3

Rev: src/nettle/NEWS:1.2
Rev: src/nettle/des.h:1.5

Rev: src/nettle/.bootstrap:1.1
Rev: src/nettle/.c-style:1.1
Rev: src/nettle/AUTHORS:1.1
Rev: src/nettle/ChangeLog:1.1
Rev: src/nettle/Makefile.am:1.1
Rev: src/nettle/NEWS:1.1
Rev: src/nettle/README:1.1
Rev: src/nettle/aes.c:1.1
Rev: src/nettle/aes.h:1.1
Rev: src/nettle/arcfour.c:1.1
Rev: src/nettle/arcfour.h:1.1
Rev: src/nettle/configure.in:1.1
Rev: src/nettle/macros.h:1.1
Rev: src/nettle/md5.c:1.1
Rev: src/nettle/md5.h:1.1
Rev: src/nettle/memxor.c:1.1
Rev: src/nettle/memxor.h:1.1
Rev: src/nettle/testsuite/.c-style:1.1
Rev: src/nettle/testsuite/Makefile.am:1.1
Rev: src/nettle/testsuite/aes-test.m4:1.1
Rev: src/nettle/testsuite/arcfour-test.m4:1.1
Rev: src/nettle/testsuite/macros.m4:1.1
Rev: src/nettle/testsuite/md5-test.m4:1.1
Rev: src/nettle/testsuite/run-tests:1.1
Rev: src/nettle/testsuite/testutils.c:1.1
Rev: src/nettle/testsuite/testutils.h:1.1